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[#151] index page: Add browse via native protocol
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Browse source 
Signed-off-by: Nikita Zinkevich <n.zinkevich@yadro.com>
This commit is contained in:
Nikita Zinkevich 2024-10-10 11:59:53 +03:00
parent 9c0b499ea6
commit 43764772aa
Signed by: nzinkevich
GPG key ID: 748EA1D0B2E6420A
16 changed files with 537 additions and 133 deletions
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300
internal/handler/browse.go
View file

@ -1,15 +1,21 @@
package handler
import (
"context"
"html/template"
"net/url"
"sort"
"strconv"
"strings"
"sync"
"time"
"git.frostfs.info/TrueCloudLab/frostfs-http-gw/internal/data"
"git.frostfs.info/TrueCloudLab/frostfs-http-gw/internal/logs"
"git.frostfs.info/TrueCloudLab/frostfs-http-gw/utils"
cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
"github.com/docker/go-units"
"github.com/valyala/fasthttp"
"go.uber.org/zap"
@ -25,19 +31,68 @@ const (
type (
BrowsePageData struct {
BucketName,
Prefix string
Objects []ResponseObject
HasErrors bool
Container string
Prefix string
Protocol string
Objects []ResponseObject
}
ResponseObject struct {
OID string
Created string
FileName string
FilePath string
Size string
IsDir bool
GetURL string
}
)
func newListObjectsResponseS3(attrs map[string]string) ResponseObject {
return ResponseObject{
Created: formatTimestamp(attrs[attrCreated]),
OID: attrs[attrOID],
FileName: attrs[attrFileName],
Size: attrs[attrSize],
IsDir: attrs[attrOID] == "",
}
}
func newListObjectsResponseNative(attrs map[string]string) ResponseObject {
filename := lastPathElement(attrs[object.AttributeFilePath])
if filename == "" {
filename = attrs[attrFileName]
}
return ResponseObject{
OID: attrs[attrOID],
Created: formatTimestamp(attrs[object.AttributeTimestamp] + "000"),
FileName: filename,
FilePath: attrs[object.AttributeFilePath],
Size: attrs[attrSize],
IsDir: false,
}
}
func getNextDir(filepath, prefix string) string {
restPath := strings.Replace(filepath, prefix, "", 1)
index := strings.Index(restPath, "/")
if index == -1 {
return ""
}
return restPath[:index]
}
func lastPathElement(path string) string {
if path == "" {
return path
}
index := strings.LastIndex(path, "/")
if index == len(path)-1 {
index = strings.LastIndex(path[:index], "/")
}
return path[index+1:]
}
func parseTimestamp(tstamp string) (time.Time, error) {
millis, err := strconv.ParseInt(tstamp, 10, 64)
if err != nil {
@ -47,16 +102,6 @@ func parseTimestamp(tstamp string) (time.Time, error) {
return time.UnixMilli(millis), nil
}
func NewResponseObject(nodes map[string]string) ResponseObject {
return ResponseObject{
OID: nodes[attrOID],
Created: nodes[attrCreated],
FileName: nodes[attrFileName],
Size: nodes[attrSize],
IsDir: nodes[attrOID] == "",
}
}
func formatTimestamp(strdate string) string {
date, err := parseTimestamp(strdate)
if err != nil || date.IsZero() {
@ -94,12 +139,9 @@ func trimPrefix(encPrefix string) string {
return prefix[:slashIndex]
}
func urlencode(prefix, filename string) string {
func urlencode(path string) string {
var res strings.Builder
path := filename
if prefix != "" {
path = strings.Join([]string{prefix, filename}, "/")
}
prefixParts := strings.Split(path, "/")
for _, prefixPart := range prefixParts {
prefixPart = "/" + url.PathEscape(prefixPart)
@ -112,46 +154,220 @@ func urlencode(prefix, filename string) string {
return res.String()
}
func (h *Handler) browseObjects(c *fasthttp.RequestCtx, bucketInfo *data.BucketInfo, prefix string) {
type GetObjectsResponse struct {
objects []ResponseObject
hasErrors bool
}
func (h *Handler) getDirObjectsS3(ctx context.Context, bucketInfo *data.BucketInfo, prefix string) (*GetObjectsResponse, error) {
nodes, _, err := h.tree.GetSubTreeByPrefix(ctx, bucketInfo, prefix, true)
if err != nil {
return nil, err
}
result := &GetObjectsResponse{
objects: make([]ResponseObject, 0, len(nodes)),
}
for _, node := range nodes {
meta := node.GetMeta()
if meta == nil {
continue
}
var attrs = make(map[string]string, len(meta))
for _, m := range meta {
attrs[m.GetKey()] = string(m.GetValue())
}
obj := newListObjectsResponseS3(attrs)
obj.FilePath = prefix + obj.FileName
obj.GetURL = "/get/" + bucketInfo.Name + urlencode(obj.FilePath)
result.objects = append(result.objects, obj)
}
return result, nil
}
func (h *Handler) getDirObjectsNative(ctx context.Context, bucketInfo *data.BucketInfo, prefix string) (*GetObjectsResponse, error) {
var basePath string
if ind := strings.LastIndex(prefix, "/"); ind != -1 {
basePath = prefix[:ind+1]
}
filters := object.NewSearchFilters()
filters.AddRootFilter()
if prefix != "" {
filters.AddFilter(object.AttributeFilePath, prefix, object.MatchCommonPrefix)
}
prm := PrmObjectSearch{
PrmAuth: PrmAuth{
BearerToken: bearerToken(ctx),
},
Container: bucketInfo.CID,
Filters: filters,
}
objectIDs, err := h.frostfs.SearchObjects(ctx, prm)
if err != nil {
return nil, err
}
defer objectIDs.Close()
resp, err := h.headDirObjects(ctx, bucketInfo.CID, objectIDs, basePath)
if err != nil {
return nil, err
}
log := utils.GetReqLogOrDefault(ctx, h.log)
dirs := make(map[string]struct{})
result := &GetObjectsResponse{
objects: make([]ResponseObject, 0, 100),
}
for objExt := range resp {
if objExt.Error != nil {
log.Error(logs.FailedToHeadObject, zap.Error(objExt.Error))
result.hasErrors = true
continue
}
if objExt.Object.IsDir {
if _, ok := dirs[objExt.Object.FileName]; ok {
continue
}
objExt.Object.GetURL = "/get/" + bucketInfo.CID.EncodeToString() + urlencode(objExt.Object.FilePath)
dirs[objExt.Object.FileName] = struct{}{}
} else {
objExt.Object.GetURL = "/get/" + bucketInfo.CID.EncodeToString() + "/" + objExt.Object.OID
}
result.objects = append(result.objects, objExt.Object)
}
return result, nil
}
type ResponseObjectExtended struct {
Object ResponseObject
Error error
}
func (h *Handler) headDirObjects(ctx context.Context, cnrID cid.ID, objectIDs ResObjectSearch, basePath string) (<-chan ResponseObjectExtended, error) {
res := make(chan ResponseObjectExtended)
go func() {
defer close(res)
log := utils.GetReqLogOrDefault(ctx, h.log).With(
zap.String("cid", cnrID.EncodeToString()),
zap.String("path", basePath),
)
var wg sync.WaitGroup
err := objectIDs.Iterate(func(id oid.ID) bool {
wg.Add(1)
err := h.workerPool.Submit(func() {
defer wg.Done()
var obj ResponseObjectExtended
obj.Object, obj.Error = h.headDirObject(ctx, cnrID, id, basePath)
res <- obj
})
if err != nil {
wg.Done()
log.Warn(logs.FailedToSumbitTaskToPool, zap.Error(err))
}
select {
case <-ctx.Done():
return true
default:
return false
}
})
if err != nil {
log.Error(logs.FailedToIterateOverResponse, zap.Error(err))
}
wg.Wait()
}()
return res, nil
}
func (h *Handler) headDirObject(ctx context.Context, cnrID cid.ID, objID oid.ID, basePath string) (ResponseObject, error) {
addr := newAddress(cnrID, objID)
obj, err := h.frostfs.HeadObject(ctx, PrmObjectHead{
PrmAuth: PrmAuth{BearerToken: bearerToken(ctx)},
Address: addr,
})
if err != nil {
return ResponseObject{}, err
}
attrs := loadAttributes(obj.Attributes())
attrs[attrOID] = objID.EncodeToString()
if multipartSize, ok := attrs[attributeMultipartObjectSize]; ok {
attrs[attrSize] = multipartSize
} else {
attrs[attrSize] = strconv.FormatUint(obj.PayloadSize(), 10)
}
dirname := getNextDir(attrs[object.AttributeFilePath], basePath)
if dirname == "" {
return newListObjectsResponseNative(attrs), nil
}
return ResponseObject{
FileName: dirname,
FilePath: basePath + dirname,
IsDir: true,
}, nil
}
type browseParams struct {
bucketInfo *data.BucketInfo
prefix string
isNative bool
listObjects func(ctx context.Context, bucketName *data.BucketInfo, prefix string) (*GetObjectsResponse, error)
}
func (h *Handler) browseObjects(c *fasthttp.RequestCtx, p browseParams) {
const S3Protocol = "s3"
const FrostfsProtocol = "frostfs"
ctx := utils.GetContextFromRequest(c)
reqLog := utils.GetReqLogOrDefault(ctx, h.log)
log := reqLog.With(zap.String("bucket", bucketInfo.Name))
nodes, err := h.listObjects(ctx, bucketInfo, prefix)
log := reqLog.With(
zap.String("bucket", p.bucketInfo.Name),
zap.String("container", p.bucketInfo.CID.EncodeToString()),
zap.String("prefix", p.prefix),
)
resp, err := p.listObjects(ctx, p.bucketInfo, p.prefix)
if err != nil {
logAndSendBucketError(c, log, err)
return
}
respObjects := make([]ResponseObject, len(nodes))
for i, node := range nodes {
respObjects[i] = NewResponseObject(node)
}
sort.Slice(respObjects, func(i, j int) bool {
if respObjects[i].IsDir == respObjects[j].IsDir {
return respObjects[i].FileName < respObjects[j].FileName
objects := resp.objects
sort.Slice(objects, func(i, j int) bool {
if objects[i].IsDir == objects[j].IsDir {
return objects[i].FileName < objects[j].FileName
}
return respObjects[i].IsDir
return objects[i].IsDir
})
indexTemplate := h.config.IndexPageTemplate()
tmpl, err := template.New("index").Funcs(template.FuncMap{
"formatTimestamp": formatTimestamp,
"formatSize": formatSize,
"trimPrefix": trimPrefix,
"urlencode": urlencode,
"parentDir": parentDir,
}).Parse(indexTemplate)
"formatSize": formatSize,
"trimPrefix": trimPrefix,
"urlencode": urlencode,
"parentDir": parentDir,
}).Parse(h.config.IndexPageTemplate())
if err != nil {
logAndSendBucketError(c, log, err)
return
}
bucketName := p.bucketInfo.Name
protocol := S3Protocol
if p.isNative {
bucketName = p.bucketInfo.CID.EncodeToString()
protocol = FrostfsProtocol
}
if err = tmpl.Execute(c, &BrowsePageData{
BucketName: bucketInfo.Name,
Prefix: prefix,
Objects: respObjects,
Container: bucketName,
Prefix: p.prefix,
Objects: objects,
Protocol: protocol,
HasErrors: resp.hasErrors,
}); err != nil {
logAndSendBucketError(c, log, err)
return

23
internal/handler/download.go
View file

@ -23,13 +23,16 @@ import (
// DownloadByAddressOrBucketName handles download requests using simple cid/oid or bucketname/key format.
func (h *Handler) DownloadByAddressOrBucketName(c *fasthttp.RequestCtx) {
test, _ := c.UserValue("oid").(string)
var id oid.ID
err := id.DecodeString(test)
if err != nil {
h.byObjectName(c, h.receiveFile)
} else {
h.byAddress(c, h.receiveFile)
oidURLParam := c.UserValue("oid").(string)
downloadQueryParam := c.QueryArgs().GetBool("download")
switch {
case isObjectID(oidURLParam):
h.byNativeAddress(c, h.receiveFile)
case !isContainerRoot(oidURLParam) && (downloadQueryParam || !isDir(oidURLParam)):
h.byS3Path(c, h.receiveFile)
default:
h.browseIndex(c)
}
}
@ -45,7 +48,7 @@ func (h *Handler) DownloadByAttribute(c *fasthttp.RequestCtx) {
h.byAttribute(c, h.receiveFile)
}
func (h *Handler) search(ctx context.Context, cnrID *cid.ID, key, val string, op object.SearchMatchType) (ResObjectSearch, error) {
func (h *Handler) search(ctx context.Context, cnrID cid.ID, key, val string, op object.SearchMatchType) (ResObjectSearch, error) {
filters := object.NewSearchFilters()
filters.AddRootFilter()
filters.AddFilter(key, val, op)
@ -54,7 +57,7 @@ func (h *Handler) search(ctx context.Context, cnrID *cid.ID, key, val string, op
PrmAuth: PrmAuth{
BearerToken: bearerToken(ctx),
},
Container: *cnrID,
Container: cnrID,
Filters: filters,
}
@ -102,7 +105,7 @@ func (h *Handler) DownloadZipped(c *fasthttp.RequestCtx) {
return
}
resSearch, err := h.search(ctx, &bktInfo.CID, object.AttributeFilePath, prefix, object.MatchCommonPrefix)
resSearch, err := h.search(ctx, bktInfo.CID, object.AttributeFilePath, prefix, object.MatchCommonPrefix)
if err != nil {
log.Error(logs.CouldNotSearchForObjects, zap.Error(err))
response.Error(c, "could not search for objects: "+err.Error(), fasthttp.StatusBadRequest)

87
internal/handler/handler.go
View file

@ -22,6 +22,7 @@ import (
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/user"
"github.com/panjf2000/ants/v2"
"github.com/valyala/fasthttp"
"go.uber.org/zap"
)
@ -165,6 +166,7 @@ type Handler struct {
containerResolver ContainerResolver
tree *tree.Tree
cache *cache.BucketCache
workerPool *ants.Pool
}
type AppParams struct {
@ -175,7 +177,7 @@ type AppParams struct {
Cache *cache.BucketCache
}
func New(params *AppParams, config Config, tree *tree.Tree) *Handler {
func New(params *AppParams, config Config, tree *tree.Tree, workerPool *ants.Pool) *Handler {
return &Handler{
log: params.Logger,
frostfs: params.FrostFS,
@ -184,14 +186,15 @@ func New(params *AppParams, config Config, tree *tree.Tree) *Handler {
containerResolver: params.Resolver,
tree: tree,
cache: params.Cache,
workerPool: workerPool,
}
}
// byAddress is a wrapper for function (e.g. request.headObject, request.receiveFile) that
// byNativeAddress is a wrapper for function (e.g. request.headObject, request.receiveFile) that
// prepares request and object address to it.
func (h *Handler) byAddress(c *fasthttp.RequestCtx, f func(context.Context, request, oid.Address)) {
func (h *Handler) byNativeAddress(c *fasthttp.RequestCtx, f func(context.Context, request, oid.Address)) {
idCnr, _ := c.UserValue("cid").(string)
idObj, _ := c.UserValue("oid").(string)
idObj, _ := url.PathUnescape(c.UserValue("oid").(string))
ctx := utils.GetContextFromRequest(c)
reqLog := utils.GetReqLogOrDefault(ctx, h.log)
@ -215,12 +218,11 @@ func (h *Handler) byAddress(c *fasthttp.RequestCtx, f func(context.Context, requ
f(ctx, *h.newRequest(c, log), addr)
}
// byObjectName is a wrapper for function (e.g. request.headObject, request.receiveFile) that
// prepares request and object address to it.
func (h *Handler) byObjectName(c *fasthttp.RequestCtx, f func(context.Context, request, oid.Address)) {
// byS3Path is a wrapper for function (e.g. request.headObject, request.receiveFile) that
// resolves object address from S3-like path <bucket name>/<object key>.
func (h *Handler) byS3Path(c *fasthttp.RequestCtx, f func(context.Context, request, oid.Address)) {
bucketname := c.UserValue("cid").(string)
key := c.UserValue("oid").(string)
download := c.QueryArgs().GetBool("download")
ctx := utils.GetContextFromRequest(c)
reqLog := utils.GetReqLogOrDefault(ctx, h.log)
@ -239,15 +241,6 @@ func (h *Handler) byObjectName(c *fasthttp.RequestCtx, f func(context.Context, r
}
foundOid, err := h.tree.GetLatestVersion(ctx, &bktInfo.CID, unescapedKey)
if h.config.IndexPageEnabled() && !download && string(c.Method()) != fasthttp.MethodHead {
if isDir(unescapedKey) || isContainerRoot(unescapedKey) {
if code := checkErrorType(err); code == fasthttp.StatusNotFound || code == fasthttp.StatusOK {
c.SetStatusCode(code)
h.browseObjects(c, bktInfo, unescapedKey)
return
}
}
}
if err != nil {
if errors.Is(err, tree.ErrNodeAccessDenied) {
response.Error(c, "Access Denied", fasthttp.StatusForbidden)
@ -267,7 +260,7 @@ func (h *Handler) byObjectName(c *fasthttp.RequestCtx, f func(context.Context, r
f(ctx, *h.newRequest(c, log), addr)
}
// byAttribute is a wrapper similar to byAddress.
// byAttribute is a wrapper similar to byNativeAddress.
func (h *Handler) byAttribute(c *fasthttp.RequestCtx, f func(context.Context, request, oid.Address)) {
scid, _ := c.UserValue("cid").(string)
key, _ := c.UserValue("attr_key").(string)
@ -298,7 +291,7 @@ func (h *Handler) byAttribute(c *fasthttp.RequestCtx, f func(context.Context, re
return
}
res, err := h.search(ctx, &bktInfo.CID, key, val, object.MatchStringEqual)
res, err := h.search(ctx, bktInfo.CID, key, val, object.MatchStringEqual)
if err != nil {
log.Error(logs.CouldNotSearchForObjects, zap.Error(err))
response.Error(c, "could not search for objects: "+err.Error(), fasthttp.StatusBadRequest)
@ -395,24 +388,50 @@ func (h *Handler) readContainer(ctx context.Context, cnrID cid.ID) (*data.Bucket
return bktInfo, err
}
func (h *Handler) listObjects(ctx context.Context, bucketInfo *data.BucketInfo, prefix string) ([]map[string]string, error) {
nodes, _, err := h.tree.GetSubTreeByPrefix(ctx, bucketInfo, prefix, true)
func (h *Handler) browseIndex(c *fasthttp.RequestCtx) {
if !h.config.IndexPageEnabled() {
c.SetStatusCode(fasthttp.StatusNotFound)
return
}
cidURLParam := c.UserValue("cid").(string)
oidURLParam := c.UserValue("oid").(string)
ctx := utils.GetContextFromRequest(c)
reqLog := utils.GetReqLogOrDefault(ctx, h.log)
log := reqLog.With(zap.String("cid", cidURLParam), zap.String("oid", oidURLParam))
unescapedKey, err := url.QueryUnescape(oidURLParam)
if err != nil {
return nil, err
logAndSendBucketError(c, log, err)
return
}
var objects = make([]map[string]string, 0, len(nodes))
for _, node := range nodes {
meta := node.GetMeta()
if meta == nil {
continue
}
var obj = make(map[string]string, len(meta))
for _, m := range meta {
obj[m.GetKey()] = string(m.GetValue())
}
objects = append(objects, obj)
bktInfo, err := h.getBucketInfo(ctx, cidURLParam, log)
if err != nil {
logAndSendBucketError(c, log, err)
return
}
return objects, nil
listFunc := h.getDirObjectsS3
isNativeList := false
err = h.tree.CheckSettingsNodeExist(ctx, bktInfo)
if err != nil {
if errors.Is(err, tree.ErrNodeNotFound) {
// tree probe failed, try to use native
listFunc = h.getDirObjectsNative
isNativeList = true
} else {
logAndSendBucketError(c, log, err)
return
}
}
h.browseObjects(c, browseParams{
bucketInfo: bktInfo,
prefix: unescapedKey,
listObjects: listFunc,
isNative: isNativeList,
})
}

12
internal/handler/handler_test.go
View file

@ -26,6 +26,7 @@ import (
oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/user"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
"github.com/panjf2000/ants/v2"
"github.com/stretchr/testify/require"
"github.com/valyala/fasthttp"
"go.uber.org/zap"
@ -57,10 +58,11 @@ func (c *configMock) IndexPageEnabled() bool {
return false
}
func (c *configMock) IndexPageTemplatePath() string {
func (c *configMock) IndexPageTemplate() string {
return ""
}
func (c *configMock) IndexPageTemplate() string {
func (c *configMock) IndexPageNativeTemplate() string {
return ""
}
@ -126,7 +128,11 @@ func prepareHandlerContext() (*handlerContext, error) {
treeMock := &treeClientMock{}
cfgMock := &configMock{}
handler := New(params, cfgMock, tree.NewTree(treeMock))
workerPool, err := ants.NewPool(1000)
if err != nil {
return nil, err
}
handler := New(params, cfgMock, tree.NewTree(treeMock), workerPool)
return &handlerContext{
key: key,

4
internal/handler/head.go
View file

@ -107,9 +107,9 @@ func (h *Handler) HeadByAddressOrBucketName(c *fasthttp.RequestCtx) {
err := id.DecodeString(test)
if err != nil {
h.byObjectName(c, h.headObject)
h.byS3Path(c, h.headObject)
} else {
h.byAddress(c, h.headObject)
h.byNativeAddress(c, h.headObject)
}
}

21
internal/handler/utils.go
View file

@ -2,17 +2,16 @@ package handler
import (
"context"
"errors"
"strings"
"time"
"git.frostfs.info/TrueCloudLab/frostfs-http-gw/internal/logs"
"git.frostfs.info/TrueCloudLab/frostfs-http-gw/response"
"git.frostfs.info/TrueCloudLab/frostfs-http-gw/tokens"
"git.frostfs.info/TrueCloudLab/frostfs-http-gw/tree"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/bearer"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
"github.com/valyala/fasthttp"
"go.uber.org/zap"
@ -46,19 +45,21 @@ func isDir(name string) bool {
return strings.HasSuffix(name, "/")
}
func isObjectID(s string) bool {
var objID oid.ID
return objID.DecodeString(s) == nil
}
func isContainerRoot(key string) bool {
return key == ""
}
func checkErrorType(err error) int {
switch {
case err == nil:
return fasthttp.StatusOK
case errors.Is(err, tree.ErrNodeAccessDenied):
return fasthttp.StatusForbidden
default:
return fasthttp.StatusNotFound
func loadAttributes(attrs []object.Attribute) map[string]string {
result := make(map[string]string)
for _, attr := range attrs {
result[attr.Key()] = attr.Value()
}
return result
}
func isValidToken(s string) bool {

6
internal/logs/logs.go
View file

@ -31,7 +31,8 @@ const (
CouldNotStoreFileInFrostfs = "could not store file in frostfs" // Error in ../../uploader/upload.go
AddAttributeToResultObject = "add attribute to result object" // Debug in ../../uploader/filter.go
FailedToCreateResolver = "failed to create resolver" // Fatal in ../../app.go
FailedToReadIndexPageTemplate = "failed to read index page template, set default" // Warn in ../../app.go
FailedToCreateWorkerPool = "failed to create worker pool" // Fatal in ../../app.go
FailedToReadIndexPageTemplate = "failed to read index page template" // Error in ../../app.go
SetCustomIndexPageTemplate = "set custom index page template" // Info in ../../app.go
ContainerResolverWillBeDisabledBecauseOfResolversResolverOrderIsEmpty = "container resolver will be disabled because of resolvers 'resolver_order' is empty" // Info in ../../app.go
MetricsAreDisabled = "metrics are disabled" // Warn in ../../app.go
@ -71,6 +72,9 @@ const (
AddedStoragePeer = "added storage peer" // Info in ../../settings.go
CouldntGetBucket = "could not get bucket" // Error in ../handler/utils.go
CouldntPutBucketIntoCache = "couldn't put bucket info into cache" // Warn in ../handler/handler.go
FailedToSumbitTaskToPool = "failed to submit task to pool" // Error in ../handler/browse.go
FailedToHeadObject = "failed to head object" // Error in ../handler/browse.go
FailedToIterateOverResponse = "failed to iterate over search response" // Error in ../handler/browse.go
InvalidCacheEntryType = "invalid cache entry type" // Warn in ../cache/buckets.go
InvalidLifetimeUsingDefaultValue = "invalid lifetime, using default value (in seconds)" // Error in ../../cmd/http-gw/settings.go
InvalidCacheSizeUsingDefaultValue = "invalid cache size, using default value" // Error in ../../cmd/http-gw/settings.go

42
internal/templates/index.gotmpl
View file

@ -1,11 +1,20 @@
{{$bucketName := .BucketName}}
{{$container := .Container}}
{{ $prefix := trimPrefix .Prefix }}
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8"/>
<title>Index of s3://{{$bucketName}}/{{if $prefix}}/{{$prefix}}/{{end}}</title>
<title>Index of {{.Protocol}}://{{$container}}
/{{if $prefix}}/{{$prefix}}/{{end}}</title>
<style>
.alert {
width: 80%;
box-sizing: border-box;
padding: 20px;
background-color: #f44336;
color: white;
margin-bottom: 15px;
}
table {
width: 80%;
border-collapse: collapse;
@ -23,15 +32,25 @@
th {
background-color: #c3bcbc;
}
h1 {
font-size: 1.5em;
}
tr:nth-child(even) {background-color: #ebe7e7;}
</style>
</head>
<body>
<h1>Index of s3://{{$bucketName}}/{{if $prefix}}{{$prefix}}/{{end}}</h1>
<h1>Index of {{.Protocol}}://{{$container}}/{{if $prefix}}{{$prefix}}/{{end}}</h1>
{{ if .HasErrors }}
<div class="alert">
Errors occurred while processing the request. Perhaps some objects are missing
</div>
{{ end }}
<table>
<thead>
<tr>
<th>Filename</th>
<th>OID</th>
<th>Size</th>
<th>Created</th>
<th>Download</th>
@ -42,20 +61,22 @@
{{if $trimmedPrefix }}
<tr>
<td>
⮐<a href="/get/{{$bucketName}}{{ urlencode $trimmedPrefix "" }}">..</a>
⮐<a href="/get/{{$container}}{{ urlencode $trimmedPrefix }}/">..</a>
</td>
<td></td>
<td></td>
<td></td>
<td></td>
</tr>
{{else}}
<tr>
<td>
⮐<a href="/get/{{ $bucketName }}/">..</a>
⮐<a href="/get/{{$container}}/">..</a>
</td>
<td></td>
<td></td>
<td></td>
<td></td>
</tr>
{{end}}
{{range .Objects}}
@ -63,21 +84,22 @@
<td>
{{if .IsDir}}
🗀
<a href="/get/{{ $bucketName }}{{ urlencode $prefix .FileName }}/">
<a href="{{.GetURL}}/">
{{.FileName}}/
</a>
{{else}}
🗎
<a href="/get/{{ $bucketName }}{{ urlencode $prefix .FileName }}">
<a href="{{ .GetURL }}">
{{.FileName}}
</a>
{{end}}
</td>
<td>{{.OID}}</td>
<td>{{if not .IsDir}}{{ formatSize .Size }}{{end}}</td>
<td>{{if not .IsDir}}{{ formatTimestamp .Created }}{{end}}</td>
<td>{{ .Created }}</td>
<td>
{{ if not .IsDir }}
<a href="/get/{{ $bucketName}}{{ urlencode $prefix .FileName }}?download=true">
{{ if .OID }}
<a href="{{ .GetURL }}?download=true">
Link
</a>
{{ end }}